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Finding the Fourth Proportional to 590,600.30, 885,900.45 and 472,502.30

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Solution

The fourth proportional to 590,600.30, 885,900.45 and 472,502.30 is: 708,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,600.30 : 885,900.45 = 472,502.30 : x
  2. Step 2: Convert to fraction form
    590,600.30/885,900.45 = 472,502.30/x
  3. Step 3: Cross multiply
    590,600.30x = 885,900.45 × 472,502.30
  4. Step 4: Simplify right side
    590,600.30x = 418,590,000,196.04
  5. Step 5: Solve for x
    x = 418,590,000,196.04/590,600.30
  6. Step 6: Final answer
    x = 708,753.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.